Journal Articles
Mougin, L, Macrae, HZ, Taylor, L, James, LJ,
Mears, S (2025)
The Effect of Heat Stress and Dehydration on Carbohydrate Use During Endurance Exercise: A Systematic Review and Meta-Analysis,
Sports Medicine, 55(11), pp.2825-2847, ISSN: 0112-1642. DOI:
10.1007/s40279-025-02294-3.
Mougin, L, Bailey, S, Burnley, M, Pearce, R,
Mears, S, Zanini, M (2025)
Factors Affecting V̇O2 and Fat Oxidation Responses During Step Incremental Exercise,
Scandinavian Journal of Medicine and Science in Sports, 35(8), e70110, ISSN: 0905-7188. DOI:
10.1111/sms.70110.
Macrae, H, Reynolds, K, Cable, T, Barutcu, A, Hansell, E,
Mears, S, Midwood, K, Mould, C, Funnell, M, Goosey-Tolfrey, V, James, L (2025)
Twice a day lacrosse training in temperate conditions results in a negative 24-Hour sodium balance in male and female university lacrosse players,
Journal of Strength and Conditioning Research, 39(9), ISSN: 1064-8011. DOI:
10.1519/JSC.0000000000005164.
Mougin, L, Cable, T,
Mears, S, James, L (2025)
Gastrointestinal temperature measurement from ingestible pills provided 3 hours preexercise is insufficient to avoid interference caused by tepid water ingestion,
International Journal of Sports Physiology and Performance, 20(6), pp.856-859, ISSN: 1555-0265. DOI:
10.1123/ijspp.2024-0440.
Juett, LA, Funnell, MP, Carroll, HA, James, LJ,
Mears, SA (2025)
24 h severe fluid restriction increases a biomarker of renal injury in healthy males,
European Journal of Applied Physiology, ISSN: 1439-6319. DOI:
10.1007/s00421-025-05749-7.
Mougin, L, Macrae, H, Henderson, A, Cable, T, Taylor, L, James, L,
Mears, S (2025)
Running in the heat similarly reduces lipid oxidation and peak oxygen consumption in trained runners and inactive individuals,
Journal of Applied Physiology, 138(2), pp.508-517, ISSN: 8750-7587. DOI:
10.1152/japp.hysiol.00710.2024.
Cable, T, Funnell, M, Reynolds, K, Hudson, E, Macrae, H, Johnson, D, Taylor, L, Heaney, L,
Mears, S, Bailey, S, James, L (2024)
7 days of L-citrulline supplementation does not improve running performance in the heat whilst in a hypohydrated state,
European Journal of Applied Physiology, 125(5), pp.1411-1421, ISSN: 1439-6319. DOI:
10.1007/s00421-024-05671-4.
Reynolds, K, Funnell, M, Collins, A,
Mears, S, Pugh, J, James, L (2024)
A warm environment reduces exogenous glucose oxidation and endurance performance during cycling with facing airflow,
Medicine & Science in Sports & Exercise, 57(5), ISSN: 0195-9131. DOI:
10.1249/MSS.0000000000003632.
Mougin, L, Bougault, V, Racinais, S, Mountjoy, ML, Stephenson, B, Carter, S, James, L,
Mears, S, Taylor, L (2024)
Environmental challenges facing athletes, stakeholders and spectators at Paris 2024 Olympic and Paralympic Games: an evidence-based review of mitigation strategies and recommendations,
British Journal of Sports Medicine, 58(15), pp.870-881, ISSN: 0306-3674. DOI:
10.1136/bjsports-2024-108281.
Peden, D, Derbyshire, S, Funnell, M, McLeod, C, Rumbold, P, Hansell, E, Clifford, T,
Mears, S, James, L (2024)
Fluid and electrolyte balance following consumption of skimmed milk and a plant-based soya beverage at rest in euhydrated males,
European Journal of Applied Physiology, 124(10), pp.3085-3093, ISSN: 1439-6319. DOI:
10.1007/s00421-024-05516-0.
Juett, LA, Drury, JE, Greensmith, TB, Thompson, AP, Funnell, MP, James, LJ,
Mears, SA (2024)
Hypohydration induced by prolonged cycling in the heat increases biomarkers of renal injury in males,
European Journal of Applied Physiology, 124(4), pp.1085-1096, ISSN: 1439-6319. DOI:
10.1007/s00421-023-05328-8.
Funnell, MP, Juett, LA, Reynolds, K, Johnson, D, James, RM,
Mears, S, Cheuvront, SN, Kenefick, RW, James, L (2024)
Iterative assessment of a sports rehydration beverage containing a novel amino acid formula on water uptake kinetics,
European Journal of Nutrition, 63, ISSN: 1436-6207. DOI:
10.1007/s00394-024-03325-x.
Funnell, M, Moss, J, Brown, D,
Mears, S, James, L (2024)
Perceived dehydration impairs endurance cycling performance in the heat in active males,
Physiology & Behavior, 276, 114462, ISSN: 0031-9384. DOI:
10.1016/j.physbeh.2024.114462.
Bergin-Taylor, K, Funnell, M, Ferguson, R,
Mears, S, James, L (2023)
Serum osmolality measured in fingertip capillary blood is comparable to serum osmolality measured in venous blood,
Applied Physiology, Nutrition, and Metabolism, 49(1), pp.121-124, ISSN: 1715-5312. DOI:
10.1139/apnm-2022-0358.
Funnell, M, Embleton, D, Morris, T, Macrae, H, Hart, N, Mazzotta, T, Lockyer, W, Juett, L,
Mears, S, James, L (2023)
Exercise-induced hypohydration impairs 3 km treadmill-running performance in temperate conditions,
Journal of Sports Sciences, 41(12), pp.1171-1178, ISSN: 0264-0414. DOI:
10.1080/02640414.2023.2259728.
Funnell, M,
Mears, S, James, L (2023)
A self-paced 15-minute cycling time trial is a reliable performance measure in recreationally active individuals,
Journal of Sports Sciences, 41(17), pp.1581-1586, ISSN: 0264-0414. DOI:
10.1080/02640414.2023.2283993.
Reynolds, K, Juett, LA, Funnell, M, Schofield, JB, Grundig, C, Melidis, G, Brown, A, Hubbard, W, Luo, Y, Almahaireh, I, James, L,
Mears, S (2023)
Apple puree as a natural fructose source provides an effective alternative carbohydrate source for fuelling half-marathon running performance,
European Journal of Sport Science, 23(10), pp.2011-2020, ISSN: 1746-1391. DOI:
10.1080/17461391.2023.2207074.
Funnell, M, Juett, L, Ferrara, R,
Mears, S, James, L (2023)
Ad-libitum fluid intake was insufficient to achieve euhydration 20 h after intermittent running in male team sports athletes,
Physiology and Behavior, 268, 114227, ISSN: 0031-9384. DOI:
10.1016/j.physbeh.2023.114227.
Peden, D, Funnell, M, Reynolds, K, Kenefick, RW, Cheuvront, SN,
Mears, S, James, L (2023)
Post-exercise rehydration: Comparing the efficacy of three commercial oral rehydration solutions,
Frontiers in Sports and Active Living, 5, 1158167, DOI:
10.3389/fspor.2023.1158167.
Wilby, R, Orr, M, Depledge, D, Giulianotti, R, Havenith, G, Kenyon, JA, Matthews, TKR,
Mears, S, Mullan, DJ, Taylor, L (2022)
The impacts of sport emissions on climate: Measurement, mitigation, and making a difference,
Annals of the New York Academy of Sciences, 1519(1), pp.20-33, ISSN: 0077-8923. DOI:
10.1111/nyas.14925.
Reynolds, K, Juett, L, Cobb, J, Hulston, CJ,
Mears, S, James, L (2022)
Apple puree as a natural fructose source provides an effective alternative to artificial fructose sources for fuelling endurance cycling performance in males,
Nutraceuticals, 2(3), pp.205-217, DOI:
10.3390/nutraceuticals2030015.
Reynolds, K, Clifford, T,
Mears, S, James, L (2022)
A food first approach to carbohydrate supplementation in endurance exercise: a systematic review,
International Journal of Sport Nutrition and Exercise Metabolism, 32(4), pp.296-310, ISSN: 1526-484X. DOI:
10.1123/ijsnem.2021-0261.
Juett, L, Midwood, K, Funnell, M, James, L,
Mears, S (2021)
Hypohydration produced by high-intensity intermittent running increases biomarkers of renal injury in males,
European Journal of Applied Physiology, 121, pp.3485-3497, ISSN: 1439-6319. DOI:
10.1007/s00421-021-04804-3.
Juett, L, James, L,
Mears, S (2021)
Effects of exercise on acute kidney injury biomarkers and the potential influence of fluid intake,
Annals of Nutrition and Metabolism, 76(suppl 1), ISSN: 0250-6807. DOI:
10.1159/000515022.
Naharudin, MN, Adams, J, Richardson, H, Thomson, T, Oxinou, C, Marshall, C, Clayton, DJ,
Mears, S, Yusof, A, Hulston, C, James, LJ (2020)
Viscous placebo and carbohydrate breakfasts similarly decrease appetite and increase resistance exercise performance compared with a control breakfast in trained males,
British Journal of Nutrition, 124(2), pp.232-240, ISSN: 0007-1145. DOI:
10.1017/S0007114520001002.
Mears, S, Boxer, B, Sheldon, D, Wardley, H, Tarnowski, CA, James, L, Hulston, C (2020)
Sports drink intake pattern affects exogenous carbohydrate oxidation during running,
Medicine and Science in Sports and Exercise, 52(9), pp.1976-1982, ISSN: 0195-9131. DOI:
10.1249/MSS.0000000000002334.
Mears, S, Worley, J, Mason, GS, Hulston, C, James, L (Accepted for publication) Addition of sodium alginate and pectin to a carbohydrate-electrolyte solution does not influence substrate oxidation, gastrointestinal comfort or cycling performance, Applied Physiology, Nutrition, and Metabolism, ISSN: 1715-5312. DOI: 10.1139/apnm-2019-0802.
James, L, Funnell, M, James, RM,
Mears, S (2019)
Does hypohydration really impair endurance performance? Methodological considerations for interpreting hydration research,
Sports Medicine, 49(Supp 2), ISSN: 0112-1642. DOI:
10.1007/s40279-019-01188-5.
Funnell, MP,
Mears, S, Bergin-Taylor, K, James, L (2019)
Blinded and unblinded hypohydration similarly impair cycling time trial performance in the heat in trained cyclists,
Journal of Applied Physiology, 126(4), pp.870-879, ISSN: 8750-7587. DOI:
10.1152/japp.hysiol.01026.2018.
Scott, B, Laursen, P, James, L, Boxer, B, Chandler, Z, Lam, E, Gascoyne, T, Messenger, J,
Mears, S (2018)
The effect of 1,3-butanediol and carbohydrate supplementation on running performance,
Journal of Science and Medicine in Sport, 22(6), pp.702-706, ISSN: 1440-2440. DOI:
10.1016/j.jsams.2018.11.027.
Whatmough, S,
Mears, S, Kipps, C (2018)
Serum sodium changes in marathon participants who use NSAIDs,
BMJ Open Sport and Exercise Medicine, ISSN: 2055-7647. DOI:
10.1136/bmjsem-2018-000364.
Mears, S, Dickinson, K, Bergin-Taylor, K, Dee, R, Kay, J, James, L (2018)
Perception of breakfast ingestion enhances high intensity cycling performance,
International Journal of Sports Physiology and Performance, ISSN: 1555-0265. DOI:
10.1123/ijspp.2017-0318.
James, L, Moss, J, Henry, J, Papadopoulou, C,
Mears, S (2017)
Hypohydration impairs endurance performance: a blinded study,
Physiological Reports, Vol. 5(Iss. 12), ISSN: 2051-817X. DOI:
10.14814/phy2.13315.
Funnell, MP, Dykes, NR, Owen, EJ,
Mears, S, Rollo, I, James, L (2017)
Ecologically valid carbohydrate intake during soccer-specific exercise does not affect running performance in a fed state,
Nutrients, 9(1), DOI:
10.3390/nu9010039.
Beaumont, R, Cordery, P, Funnell, MP,
Mears, S, James, L, Watson, P (2017)
Chronic ingestion of a low dose of caffeine induces tolerance to the performance benefits of caffeine,
Journal of Sports Sciences, pp.1-8, ISSN: 0264-0414. DOI:
10.1080/02640414.2016.1241421.
Mears, SA, watson, P, shirreffs, S (2016)
Thirst responses following high intensity intermittent exercise when access to ad libitum water intake was permitted, not permitted or delayed,
Physiology and Behavior, 157, pp.47-54, ISSN: 1873-507X. DOI:
10.1016/j.physbeh.2016.01.016.
James, L,
Mears, S, Shirreffs, SM (2015)
Electrolyte supplementation during severe energy restriction increases exercise capacity in the heat,
EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY, 115(12), pp.2621-2629, ISSN: 1439-6319. DOI:
10.1007/s00421-015-3254-1.
Watson, P, Whale, A,
Mears, S, Reyner, LA, Maughan, RJ (2015)
Mild hypohydration increases the frequency of driver errors during a prolonged, monotonous driving task,
PHYSIOLOGY & BEHAVIOR, 147, pp.313-318, ISSN: 0031-9384. DOI:
10.1016/j.physbeh.2015.04.028.
Mears, S and Shirreffs, SM (2015)
Assessing hydration status and reported beverage intake in the workplace,
American Journal of Lifestyle Medicine, 9(2), pp.157-168, ISSN: 1559-8276. DOI:
10.1177/1559827614523706.
Mears, S and Shirreffs, SM (2014)
Voluntary water intake during and following moderate exercise in the cold,
INTERNATIONAL JOURNAL OF SPORT NUTRITION AND EXERCISE METABOLISM, 24(1), pp.47-58, ISSN: 1526-484X. DOI:
10.1123/ijsnem.2013-0034.
Mears, S and Shirreffs, SM (2013)
The effects of high-intensity intermittent exercise compared with continuous exercise on voluntary water ingestion,
INTERNATIONAL JOURNAL OF SPORT NUTRITION AND EXERCISE METABOLISM, 23(5), pp.488-497, ISSN: 1526-484X.
Mougin, L, Horner, M, Edwards, D, Nickels, M, Taylor, L, James, LJ, Mears, S (Accepted for publication) Heat stress impairs exogenous carbohydrate oxidation during prolonged running when maintaining euhydration, Journal of Applied Physiology, japp.hysiol.00873.2025, ISSN: 8750-7587. DOI: 10.1152/japp.hysiol.00873.2025.
